Statusline indicator to show number of selected chars (#4682)

Co-authored-by: wes adams <wadams@grayshift.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/helix-term/src/ui/statusline.rs b/helix-term/src/ui/statusline.rs
index b0e8ec5d..47bb1129 100644
--- a/helix-term/src/ui/statusline.rs
+++ b/helix-term/src/ui/statusline.rs
@@ -142,6 +142,9 @@ where
         helix_view::editor::StatusLineElement::FileType => render_file_type,
         helix_view::editor::StatusLineElement::Diagnostics => render_diagnostics,
         helix_view::editor::StatusLineElement::Selections => render_selections,
+        helix_view::editor::StatusLineElement::PrimarySelectionLength => {
+            render_primary_selection_length
+        }
         helix_view::editor::StatusLineElement::Position => render_position,
         helix_view::editor::StatusLineElement::PositionPercentage => render_position_percentage,
         helix_view::editor::StatusLineElement::TotalLineNumbers => render_total_line_numbers,
@@ -254,6 +257,18 @@ where
     );
 }
 
+fn render_primary_selection_length<F>(context: &mut RenderContext, write: F)
+where
+    F: Fn(&mut RenderContext, String, Option<Style>) + Copy,
+{
+    let tot_sel = context.doc.selection(context.view.id).primary().len();
+    write(
+        context,
+        format!(" {} char{} ", tot_sel, if tot_sel == 1 { "" } else { "s" }),
+        None,
+    );
+}
+
 fn get_position(context: &RenderContext) -> Position {
     coords_at_pos(
         context.doc.text().slice(..),